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CVE-2026-47429

Vitest: Arbitrary file can be read and executed when Vitest UI server is listening PUBLISHED

Description (CNA)

Vitest is a testing framework powered by Vite. Prior to 3.2.5 and 4.1.0, the Vitest UI/API server on Windows used isFileServingAllowed incorrectly for /__vitest_attachment__, allowing \\?\\..\\ path traversal to read files outside the project; exposed API write and rerun features such as saveTestFile and rerun could also allow arbitrary script execution. This issue is fixed in versions 3.2.5 and 4.1.0.

Affected (CNA)

Vendor / productVersions
vitest-dev / vitestaffected < 3.2.5; affected >= 4.0.0, < 4.1.0

CWE

CWE-22

References

ADP enrichment

CISA-ADP

No English description supplied.